Properties of the Number -45980

Forty-Five Thousand Nine Hundred Eighty

Basics

Value: -45981 → -45980 → -45979

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 × 11 ² × 19

Divisors: 1, 2, 4, 5, 10, 11, 19, 20, 22, 38

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011001110011100

Octal: -131634

Duodecimal: -22738

Hexadecimal: -b39c

Square: 2114160400

Square Root: 214.4294755857972

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A185957; by antidiagonals. A202678

Sum of odd divisors of n < sqrt(n) = sum of even divisors of n < sqrt(n). A33832

Triangle read by rows: T(n,k) is the number of skew Dyck paths of semilength n and having k base pyramids. A129165

Numerator of Euler(n, 4/23). A156941

Triangle read by rows: T(n,k) is the number of steps in constructing a tree f(n,k) where f(a,b) = f(f(a-1,b), f(a,b-1)), f(0,b) = f(b-1,b-1), f(a,0) = f(a-1,a-1), f(0,0) = 0; n >= 0, k = 0..n. A369792

Number of 3-turn rook's tours on an n X n board summed over all starting positions. A187190

Sum of the positive differences of the cubed parts in each partition of n into two parts. A335639